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boringssl / boringssl / 7e529d2b3971c10d63c6a980f3744f580321ff40 / . / crypto / pkcs8 / pkcs12_test.cc
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// Copyright 2014 The BoringSSL Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// https://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include <gtest/gtest.h>
#include <openssl/bio.h>
#include <openssl/bytestring.h>
#include <openssl/crypto.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <openssl/pkcs8.h>
#include <openssl/mem.h>
#include <openssl/span.h>
#include <openssl/stack.h>
#include <openssl/x509.h>
#include "../test/test_data.h"
#include "../test/test_util.h"
// kPassword is the password shared by most of the sample PKCS#12 files.
static const char kPassword[] = "foo";
// kUnicodePassword is the password for unicode_password.p12
static const char kUnicodePassword[] = "Hello, 世界";
static void TestImpl(const char *name, bssl::Span<const uint8_t> der,
const char *password,
const char *friendly_name) {
SCOPED_TRACE(name);
bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
ASSERT_TRUE(certs);
EVP_PKEY *key = nullptr;
CBS pkcs12 = der;
ASSERT_TRUE(PKCS12_get_key_and_certs(&key, certs.get(), &pkcs12, password));
bssl::UniquePtr<EVP_PKEY> delete_key(key);
ASSERT_EQ(1u, sk_X509_num(certs.get()));
ASSERT_TRUE(key);
int actual_name_len;
const uint8_t *actual_name =
X509_alias_get0(sk_X509_value(certs.get(), 0), &actual_name_len);
if (friendly_name == nullptr) {
EXPECT_EQ(nullptr, actual_name);
} else {
EXPECT_EQ(friendly_name, bssl::BytesAsStringView(
bssl::Span(actual_name, actual_name_len)));
}
}
static void TestCompat(bssl::Span<const uint8_t> der) {
bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(der.data(), der.size()));
ASSERT_TRUE(bio);
bssl::UniquePtr<PKCS12> p12(d2i_PKCS12_bio(bio.get(), nullptr));
ASSERT_TRUE(p12);
ASSERT_FALSE(PKCS12_verify_mac(p12.get(), "badpass", 7));
ASSERT_TRUE(PKCS12_verify_mac(p12.get(), kPassword, sizeof(kPassword) - 1));
EVP_PKEY *key = nullptr;
X509 *cert = nullptr;
STACK_OF(X509) *ca_certs = nullptr;
ASSERT_TRUE(PKCS12_parse(p12.get(), kPassword, &key, &cert, &ca_certs));
bssl::UniquePtr<EVP_PKEY> delete_key(key);
bssl::UniquePtr<X509> delete_cert(cert);
bssl::UniquePtr<STACK_OF(X509)> delete_ca_certs(ca_certs);
ASSERT_TRUE(key);
ASSERT_TRUE(cert);
ASSERT_EQ(0u, sk_X509_num(ca_certs));
}
TEST(PKCS12Test, TestOpenSSL) {
// openssl.p12 was generated by OpenSSL with:
// openssl pkcs12 -export -inkey key.pem -in cacert.pem
std::string data = GetTestData("crypto/pkcs8/test/openssl.p12");
TestImpl("OpenSSL", bssl::StringAsBytes(data), kPassword, nullptr);
}
TEST(PKCS12Test, TestNSS) {
// nss.p12 is the result of importing the OpenSSL example PKCS#12 into Chrome
// on Linux and then exporting it again.
std::string data = GetTestData("crypto/pkcs8/test/nss.p12");
TestImpl("NSS", bssl::StringAsBytes(data), kPassword,
"Internet Widgits Pty Ltd");
}
TEST(PKCS12Test, TestWindows) {
// windows.p12 is a dummy key and certificate exported from the certificate
// manager on Windows 7. It has a friendlyName, but only on the key, where we
// ignore it, and not the certificate.
std::string data = GetTestData("crypto/pkcs8/test/windows.p12");
TestImpl("Windows", bssl::StringAsBytes(data), kPassword, nullptr);
}
TEST(PKCS12Test, TestPBES2) {
// pbes2_sha1.p12 is a PKCS#12 file using PBES2 and HMAC-SHA-1 created with:
// openssl pkcs12 -export -inkey key.pem -in cert.pem -keypbe AES-128-CBC
// -certpbe AES-128-CBC
//
// This was generated with an older OpenSSL, which used hmacWithSHA1 as the
// PRF. (There is currently no way to specify the PRF in the pkcs12 command.)
std::string data = GetTestData("crypto/pkcs8/test/pbes2_sha1.p12");
TestImpl("kPBES2WithSHA1", bssl::StringAsBytes(data), kPassword, nullptr);
// pbes2_sha256.p12 is a PKCS#12 file using PBES2 and HMAC-SHA-256. It was
// generated in the same way as pbes2_sha1.p12, but using OpenSSL 1.1.1b,
// which uses hmacWithSHA256 as the PRF.
data = GetTestData("crypto/pkcs8/test/pbes2_sha256.p12");
TestImpl("kPBES2WithSHA256", bssl::StringAsBytes(data), kPassword, nullptr);
}
TEST(PKCS12Test, TestNoEncryption) {
// no_encryption.p12 is a PKCS#12 file with neither the key or certificate is
// encrypted. It was generated with:
//
// openssl pkcs12 -export -inkey ecdsa_p256_key.pem -in ecdsa_p256_cert.pem -keypbe NONE -certpbe NONE -password pass:foo
std::string data = GetTestData("crypto/pkcs8/test/no_encryption.p12");
TestImpl("kNoEncryption", bssl::StringAsBytes(data), kPassword, nullptr);
}
TEST(PKCS12Test, TestEmptyPassword) {
#if defined(BORINGSSL_UNSAFE_FUZZER_MODE)
return; // The MAC check always passes in fuzzer mode.
#endif
// Generated with
// openssl pkcs12 -export -inkey ecdsa_p256_key.pem -in ecdsa_p256_cert.pem -password pass:
std::string data = GetTestData("crypto/pkcs8/test/empty_password.p12");
TestImpl("EmptyPassword (empty password)", bssl::StringAsBytes(data), "",
nullptr);
TestImpl("EmptyPassword (null password)", bssl::StringAsBytes(data), nullptr,
nullptr);
// The above input, modified to have a constructed string.
data = GetTestData("crypto/pkcs8/test/empty_password_ber.p12");
TestImpl("EmptyPassword (BER, empty password)", bssl::StringAsBytes(data), "",
nullptr);
TestImpl("EmptyPassword (BER, null password)", bssl::StringAsBytes(data),
nullptr, nullptr);
// The constructed string with too much recursion.
data = GetTestData("crypto/pkcs8/test/empty_password_ber_nested.p12");
bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
ASSERT_TRUE(certs);
EVP_PKEY *key = nullptr;
CBS pkcs12 = bssl::StringAsBytes(data);
EXPECT_FALSE(PKCS12_get_key_and_certs(&key, certs.get(), &pkcs12, ""));
}
TEST(PKCS12Test, TestNullPassword) {
#if defined(BORINGSSL_UNSAFE_FUZZER_MODE)
return; // The MAC check always passes in fuzzer mode.
#endif
// Generated with
// openssl pkcs12 -export -inkey ecdsa_p256_key.pem -in ecdsa_p256_cert.pem -password pass:
// But with OpenSSL patched to pass NULL into PKCS12_create and
// PKCS12_set_mac.
std::string data = GetTestData("crypto/pkcs8/test/null_password.p12");
TestImpl("NullPassword (empty password)", bssl::StringAsBytes(data), "",
nullptr);
TestImpl("NullPassword (null password)", bssl::StringAsBytes(data), nullptr,
nullptr);
}
TEST(PKCS12Test, TestUnicode) {
// Generated with
// openssl pkcs12 -export -inkey ecdsa_p256_key.pem -in ecdsa_p256_cert.pem -password pass:"Hello, 世界"
std::string data = GetTestData("crypto/pkcs8/test/unicode_password.p12");
TestImpl("Unicode", bssl::StringAsBytes(data), kUnicodePassword, nullptr);
}
TEST(PKCS12Test, TestWindowsCompat) {
std::string data = GetTestData("crypto/pkcs8/test/windows.p12");
TestCompat(bssl::StringAsBytes(data));
}
// kTestKey is a test P-256 key.
static const uint8_t kTestKey[] = {
0x30, 0x81, 0x87, 0x02, 0x01, 0x00, 0x30, 0x13, 0x06, 0x07, 0x2a, 0x86,
0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce, 0x3d,
0x03, 0x01, 0x07, 0x04, 0x6d, 0x30, 0x6b, 0x02, 0x01, 0x01, 0x04, 0x20,
0x07, 0x0f, 0x08, 0x72, 0x7a, 0xd4, 0xa0, 0x4a, 0x9c, 0xdd, 0x59, 0xc9,
0x4d, 0x89, 0x68, 0x77, 0x08, 0xb5, 0x6f, 0xc9, 0x5d, 0x30, 0x77, 0x0e,
0xe8, 0xd1, 0xc9, 0xce, 0x0a, 0x8b, 0xb4, 0x6a, 0xa1, 0x44, 0x03, 0x42,
0x00, 0x04, 0xe6, 0x2b, 0x69, 0xe2, 0xbf, 0x65, 0x9f, 0x97, 0xbe, 0x2f,
0x1e, 0x0d, 0x94, 0x8a, 0x4c, 0xd5, 0x97, 0x6b, 0xb7, 0xa9, 0x1e, 0x0d,
0x46, 0xfb, 0xdd, 0xa9, 0xa9, 0x1e, 0x9d, 0xdc, 0xba, 0x5a, 0x01, 0xe7,
0xd6, 0x97, 0xa8, 0x0a, 0x18, 0xf9, 0xc3, 0xc4, 0xa3, 0x1e, 0x56, 0xe2,
0x7c, 0x83, 0x48, 0xdb, 0x16, 0x1a, 0x1c, 0xf5, 0x1d, 0x7e, 0xf1, 0x94,
0x2d, 0x4b, 0xcf, 0x72, 0x22, 0xc1};
// kTestCert is a certificate for |kTestKey|.
static const uint8_t kTestCert[] = {
0x30, 0x82, 0x01, 0xcf, 0x30, 0x82, 0x01, 0x76, 0xa0, 0x03, 0x02, 0x01,
0x02, 0x02, 0x09, 0x00, 0xd9, 0x4c, 0x04, 0xda, 0x49, 0x7d, 0xbf, 0xeb,
0x30, 0x09, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x01, 0x30,
0x45, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c,
0x0a, 0x53, 0x6f, 0x6d, 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31,
0x21, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x0c, 0x18, 0x49, 0x6e,
0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69,
0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, 0x30, 0x1e,
0x17, 0x0d, 0x31, 0x34, 0x30, 0x34, 0x32, 0x33, 0x32, 0x33, 0x32, 0x31,
0x35, 0x37, 0x5a, 0x17, 0x0d, 0x31, 0x34, 0x30, 0x35, 0x32, 0x33, 0x32,
0x33, 0x32, 0x31, 0x35, 0x37, 0x5a, 0x30, 0x45, 0x31, 0x0b, 0x30, 0x09,
0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13, 0x30,
0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x0c, 0x0a, 0x53, 0x6f, 0x6d, 0x65,
0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f, 0x06, 0x03,
0x55, 0x04, 0x0a, 0x0c, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65,
0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50, 0x74,
0x79, 0x20, 0x4c, 0x74, 0x64, 0x30, 0x59, 0x30, 0x13, 0x06, 0x07, 0x2a,
0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x08, 0x2a, 0x86, 0x48, 0xce,
0x3d, 0x03, 0x01, 0x07, 0x03, 0x42, 0x00, 0x04, 0xe6, 0x2b, 0x69, 0xe2,
0xbf, 0x65, 0x9f, 0x97, 0xbe, 0x2f, 0x1e, 0x0d, 0x94, 0x8a, 0x4c, 0xd5,
0x97, 0x6b, 0xb7, 0xa9, 0x1e, 0x0d, 0x46, 0xfb, 0xdd, 0xa9, 0xa9, 0x1e,
0x9d, 0xdc, 0xba, 0x5a, 0x01, 0xe7, 0xd6, 0x97, 0xa8, 0x0a, 0x18, 0xf9,
0xc3, 0xc4, 0xa3, 0x1e, 0x56, 0xe2, 0x7c, 0x83, 0x48, 0xdb, 0x16, 0x1a,
0x1c, 0xf5, 0x1d, 0x7e, 0xf1, 0x94, 0x2d, 0x4b, 0xcf, 0x72, 0x22, 0xc1,
0xa3, 0x50, 0x30, 0x4e, 0x30, 0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04,
0x16, 0x04, 0x14, 0xab, 0x84, 0xd2, 0xac, 0xab, 0x95, 0xf0, 0x82, 0x4e,
0x16, 0x78, 0x07, 0x55, 0x57, 0x5f, 0xe4, 0x26, 0x8d, 0x82, 0xd1, 0x30,
0x1f, 0x06, 0x03, 0x55, 0x1d, 0x23, 0x04, 0x18, 0x30, 0x16, 0x80, 0x14,
0xab, 0x84, 0xd2, 0xac, 0xab, 0x95, 0xf0, 0x82, 0x4e, 0x16, 0x78, 0x07,
0x55, 0x57, 0x5f, 0xe4, 0x26, 0x8d, 0x82, 0xd1, 0x30, 0x0c, 0x06, 0x03,
0x55, 0x1d, 0x13, 0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xff, 0x30, 0x09,
0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x01, 0x03, 0x48, 0x00,
0x30, 0x45, 0x02, 0x21, 0x00, 0xf2, 0xa0, 0x35, 0x5e, 0x51, 0x3a, 0x36,
0xc3, 0x82, 0x79, 0x9b, 0xee, 0x27, 0x50, 0x85, 0x8e, 0x70, 0x06, 0x74,
0x95, 0x57, 0xd2, 0x29, 0x74, 0x00, 0xf4, 0xbe, 0x15, 0x87, 0x5d, 0xc4,
0x07, 0x02, 0x20, 0x7c, 0x1e, 0x79, 0x14, 0x6a, 0x21, 0x83, 0xf0, 0x7a,
0x74, 0x68, 0x79, 0x5f, 0x14, 0x99, 0x9a, 0x68, 0xb4, 0xf1, 0xcb, 0x9e,
0x15, 0x5e, 0xe6, 0x1f, 0x32, 0x52, 0x61, 0x5e, 0x75, 0xc9, 0x14};
// kTestCert2 is a different test certificate.
static const uint8_t kTestCert2[] = {
0x30, 0x82, 0x02, 0x65, 0x30, 0x82, 0x01, 0xeb, 0xa0, 0x03, 0x02, 0x01,
0x02, 0x02, 0x09, 0x00, 0xdf, 0xbf, 0x2e, 0xe6, 0xe9, 0x0f, 0x0c, 0x4d,
0x30, 0x09, 0x06, 0x07, 0x2a, 0x86, 0x48, 0xce, 0x3d, 0x04, 0x01, 0x30,
0x45, 0x31, 0x0b, 0x30, 0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02,
0x41, 0x55, 0x31, 0x13, 0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x13,
0x0a, 0x53, 0x6f, 0x6d, 0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31,
0x21, 0x30, 0x1f, 0x06, 0x03, 0x55, 0x04, 0x0a, 0x13, 0x18, 0x49, 0x6e,
0x74, 0x65, 0x72, 0x6e, 0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69,
0x74, 0x73, 0x20, 0x50, 0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, 0x30, 0x1e,
0x17, 0x0d, 0x31, 0x36, 0x30, 0x37, 0x30, 0x39, 0x30, 0x30, 0x30, 0x31,
0x33, 0x32, 0x5a, 0x17, 0x0d, 0x31, 0x36, 0x30, 0x38, 0x30, 0x38, 0x30,
0x30, 0x30, 0x31, 0x33, 0x32, 0x5a, 0x30, 0x45, 0x31, 0x0b, 0x30, 0x09,
0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13, 0x30,
0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x13, 0x0a, 0x53, 0x6f, 0x6d, 0x65,
0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f, 0x06, 0x03,
0x55, 0x04, 0x0a, 0x13, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e, 0x65,
0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50, 0x74,
0x79, 0x20, 0x4c, 0x74, 0x64, 0x30, 0x76, 0x30, 0x10, 0x06, 0x07, 0x2a,
0x86, 0x48, 0xce, 0x3d, 0x02, 0x01, 0x06, 0x05, 0x2b, 0x81, 0x04, 0x00,
0x22, 0x03, 0x62, 0x00, 0x04, 0x0e, 0x75, 0x32, 0x4d, 0xab, 0x18, 0x99,
0xf8, 0x1e, 0xbc, 0xb4, 0x26, 0x55, 0xe0, 0x61, 0x09, 0xc0, 0x32, 0x75,
0xf2, 0x32, 0xbd, 0x80, 0x5c, 0xef, 0x79, 0xf7, 0x04, 0x01, 0x09, 0x6e,
0x06, 0x28, 0xe3, 0xac, 0xc8, 0xdf, 0x94, 0xbf, 0x91, 0x64, 0x04, 0xfa,
0xe0, 0x4c, 0x56, 0xcd, 0xe7, 0x51, 0x32, 0x9f, 0x4f, 0x0f, 0xd0, 0x96,
0x4f, 0x3f, 0x61, 0x1b, 0xf2, 0xb3, 0xe2, 0xaf, 0xe5, 0xf7, 0x9d, 0x98,
0xb0, 0x88, 0x72, 0xec, 0xb4, 0xc6, 0x5f, 0x3c, 0x32, 0xef, 0x9e, 0x3d,
0x59, 0x43, 0xa2, 0xf8, 0xdd, 0xda, 0x5b, 0xca, 0x6c, 0x0e, 0x3b, 0x70,
0xcd, 0x63, 0x59, 0x5e, 0xa5, 0xa3, 0x81, 0xa7, 0x30, 0x81, 0xa4, 0x30,
0x1d, 0x06, 0x03, 0x55, 0x1d, 0x0e, 0x04, 0x16, 0x04, 0x14, 0xa9, 0x98,
0x3e, 0x30, 0x03, 0x70, 0xe9, 0x68, 0x80, 0xe3, 0x14, 0xe8, 0x3f, 0x70,
0x95, 0xfb, 0x48, 0x58, 0xc8, 0xfa, 0x30, 0x75, 0x06, 0x03, 0x55, 0x1d,
0x23, 0x04, 0x6e, 0x30, 0x6c, 0x80, 0x14, 0xa9, 0x98, 0x3e, 0x30, 0x03,
0x70, 0xe9, 0x68, 0x80, 0xe3, 0x14, 0xe8, 0x3f, 0x70, 0x95, 0xfb, 0x48,
0x58, 0xc8, 0xfa, 0xa1, 0x49, 0xa4, 0x47, 0x30, 0x45, 0x31, 0x0b, 0x30,
0x09, 0x06, 0x03, 0x55, 0x04, 0x06, 0x13, 0x02, 0x41, 0x55, 0x31, 0x13,
0x30, 0x11, 0x06, 0x03, 0x55, 0x04, 0x08, 0x13, 0x0a, 0x53, 0x6f, 0x6d,
0x65, 0x2d, 0x53, 0x74, 0x61, 0x74, 0x65, 0x31, 0x21, 0x30, 0x1f, 0x06,
0x03, 0x55, 0x04, 0x0a, 0x13, 0x18, 0x49, 0x6e, 0x74, 0x65, 0x72, 0x6e,
0x65, 0x74, 0x20, 0x57, 0x69, 0x64, 0x67, 0x69, 0x74, 0x73, 0x20, 0x50,
0x74, 0x79, 0x20, 0x4c, 0x74, 0x64, 0x82, 0x09, 0x00, 0xdf, 0xbf, 0x2e,
0xe6, 0xe9, 0x0f, 0x0c, 0x4d, 0x30, 0x0c, 0x06, 0x03, 0x55, 0x1d, 0x13,
0x04, 0x05, 0x30, 0x03, 0x01, 0x01, 0xff, 0x30, 0x09, 0x06, 0x07, 0x2a,
0x86, 0x48, 0xce, 0x3d, 0x04, 0x01, 0x03, 0x69, 0x00, 0x30, 0x66, 0x02,
0x31, 0x00, 0xd3, 0x7c, 0xbd, 0x0e, 0x91, 0x11, 0xa7, 0x4b, 0x96, 0x5e,
0xb6, 0xcc, 0x5a, 0x80, 0x0b, 0x99, 0xa8, 0xcd, 0x99, 0xca, 0xfe, 0x5a,
0xda, 0x0e, 0xee, 0xe9, 0xe1, 0x4b, 0x0b, 0x1d, 0xab, 0xa5, 0x3b, 0x90,
0x9d, 0xd5, 0x8e, 0xb4, 0x49, 0xe6, 0x56, 0x8d, 0xf0, 0x8d, 0x30, 0xed,
0x90, 0x37, 0x02, 0x31, 0x00, 0xa0, 0xfb, 0x4e, 0x57, 0x4a, 0xa1, 0x05,
0x72, 0xac, 0x5d, 0x5c, 0xc6, 0x49, 0x32, 0x1a, 0xa3, 0xda, 0x34, 0xbe,
0xb5, 0x6b, 0x9c, 0x76, 0x00, 0xec, 0xb6, 0x9f, 0xf5, 0x2b, 0x32, 0x64,
0x6e, 0xcb, 0xa9, 0x4a, 0x30, 0x73, 0x23, 0x27, 0x23, 0x54, 0x12, 0x8b,
0x75, 0x1c, 0x2d, 0x36, 0x0f};
static bssl::UniquePtr<X509> LoadX509(bssl::Span<const uint8_t> der) {
const uint8_t *ptr = der.data();
return bssl::UniquePtr<X509>(d2i_X509(nullptr, &ptr, der.size()));
}
static bssl::UniquePtr<EVP_PKEY> LoadPrivateKey(bssl::Span<const uint8_t> der) {
CBS cbs = der;
return bssl::UniquePtr<EVP_PKEY>(EVP_parse_private_key(&cbs));
}
static void TestRoundTrip(const char *password, const char *name,
bssl::Span<const uint8_t> key_der,
bssl::Span<const uint8_t> cert_der,
std::vector<bssl::Span<const uint8_t>> chain_der,
int key_nid, int cert_nid, int iterations,
int mac_iterations) {
bssl::UniquePtr<EVP_PKEY> key;
if (!key_der.empty()) {
key = LoadPrivateKey(key_der);
ASSERT_TRUE(key);
}
bssl::UniquePtr<X509> cert;
if (!cert_der.empty()) {
cert = LoadX509(cert_der);
ASSERT_TRUE(cert);
}
bssl::UniquePtr<STACK_OF(X509)> chain;
if (!chain_der.empty()) {
chain.reset(sk_X509_new_null());
ASSERT_TRUE(chain);
for (auto der : chain_der) {
bssl::UniquePtr<X509> x509 = LoadX509(der);
ASSERT_TRUE(x509);
ASSERT_TRUE(bssl::PushToStack(chain.get(), std::move(x509)));
}
}
// Make a PKCS#12 blob.
bssl::UniquePtr<PKCS12> pkcs12(
PKCS12_create(password, name, key.get(), cert.get(), chain.get(), key_nid,
cert_nid, iterations, mac_iterations, 0));
ASSERT_TRUE(pkcs12);
uint8_t *der = nullptr;
int len = i2d_PKCS12(pkcs12.get(), &der);
ASSERT_GT(len, 0);
bssl::UniquePtr<uint8_t> free_der(der);
// Check that the result round-trips.
CBS cbs;
CBS_init(&cbs, der, len);
EVP_PKEY *key2 = nullptr;
bssl::UniquePtr<STACK_OF(X509)> certs2(sk_X509_new_null());
ASSERT_TRUE(certs2);
ASSERT_TRUE(PKCS12_get_key_and_certs(&key2, certs2.get(), &cbs, password));
bssl::UniquePtr<EVP_PKEY> free_key2(key2);
// Note |EVP_PKEY_cmp| returns one for equality while |X509_cmp| returns zero.
if (key) {
EXPECT_EQ(1, EVP_PKEY_cmp(key2, key.get()));
} else {
EXPECT_FALSE(key2);
}
size_t offset = cert ? 1 : 0;
ASSERT_EQ(offset + chain_der.size(), sk_X509_num(certs2.get()));
if (cert) {
EXPECT_EQ(0, X509_cmp(cert.get(), sk_X509_value(certs2.get(), 0)));
}
for (size_t i = 0; i < chain_der.size(); i++) {
EXPECT_EQ(0, X509_cmp(sk_X509_value(chain.get(), i),
sk_X509_value(certs2.get(), i + offset)));
}
if (sk_X509_num(certs2.get()) > 0) {
int actual_name_len;
const uint8_t *actual_name =
X509_alias_get0(sk_X509_value(certs2.get(), 0), &actual_name_len);
if (name == NULL) {
EXPECT_EQ(nullptr, actual_name);
} else {
EXPECT_EQ(name, bssl::BytesAsStringView(
bssl::Span(actual_name, actual_name_len)));
}
}
// Check that writing to a |BIO| does the same thing.
bssl::UniquePtr<BIO> bio(BIO_new(BIO_s_mem()));
ASSERT_TRUE(bio);
ASSERT_TRUE(i2d_PKCS12_bio(bio.get(), pkcs12.get()));
const uint8_t *bio_data;
size_t bio_len;
ASSERT_TRUE(BIO_mem_contents(bio.get(), &bio_data, &bio_len));
EXPECT_EQ(Bytes(bio_data, bio_len), Bytes(der, len));
}
TEST(PKCS12Test, RoundTrip) {
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, 0, 0, 0, 0);
// Test some Unicode.
TestRoundTrip(kPassword, "Hello, 世界!", kTestKey, kTestCert, {kTestCert2}, 0,
0, 0, 0);
TestRoundTrip(kUnicodePassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, 0, 0, 0, 0);
// Test various fields being missing.
TestRoundTrip(kPassword, nullptr /* no name */, {} /* no key */, kTestCert,
{kTestCert2}, 0, 0, 0, 0);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{} /* no chain */, 0, 0, 0, 0);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, {} /* no leaf */,
{} /* no chain */, 0, 0, 0, 0);
// Test encryption parameters.
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_pbe_WithSHA1And40BitRC2_CBC,
NID_pbe_WithSHA1And40BitRC2_CBC, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_pbe_WithSHA1And128BitRC4,
NID_pbe_WithSHA1And128BitRC4, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
NID_pbe_WithSHA1And3_Key_TripleDES_CBC, 100, 100);
// PBES2 ciphers.
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_rc2_cbc, NID_rc2_cbc, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_des_ede3_cbc, NID_des_ede3_cbc, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_aes_128_cbc, NID_aes_128_cbc, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_aes_192_cbc, NID_aes_192_cbc, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_aes_256_cbc, NID_aes_256_cbc, 100, 100);
// Mix and match.
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_pbe_WithSHA1And40BitRC2_CBC,
NID_pbe_WithSHA1And3_Key_TripleDES_CBC, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
NID_aes_256_cbc, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_aes_256_cbc,
NID_pbe_WithSHA1And3_Key_TripleDES_CBC, 100, 100);
TestRoundTrip(kPassword, nullptr /* no name */, kTestKey, kTestCert,
{kTestCert2}, NID_aes_128_cbc, NID_aes_256_cbc, 100, 100);
// Test unencrypted and partially unencrypted PKCS#12 files.
TestRoundTrip(kPassword, /*name=*/nullptr, kTestKey, kTestCert, {kTestCert2},
/*key_nid=*/-1,
/*cert_nid=*/-1, /*iterations=*/100, /*mac_iterations=*/100);
TestRoundTrip(kPassword, /*name=*/nullptr, kTestKey, kTestCert, {kTestCert2},
/*key_nid=*/NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
/*cert_nid=*/-1, /*iterations=*/100, /*mac_iterations=*/100);
TestRoundTrip(kPassword, /*name=*/nullptr, kTestKey, kTestCert, {kTestCert2},
/*key_nid=*/-1,
/*cert_nid=*/NID_pbe_WithSHA1And3_Key_TripleDES_CBC,
/*iterations=*/100, /*mac_iterations=*/100);
}
static bssl::UniquePtr<EVP_PKEY> MakeTestKey() {
bssl::UniquePtr<EC_KEY> ec_key(
EC_KEY_new_by_curve_name(NID_X9_62_prime256v1));
if (!ec_key ||
!EC_KEY_generate_key(ec_key.get())) {
return nullptr;
}
bssl::UniquePtr<EVP_PKEY> evp_pkey(EVP_PKEY_new());
if (!evp_pkey ||
!EVP_PKEY_assign_EC_KEY(evp_pkey.get(), ec_key.release())) {
return nullptr;
}
return evp_pkey;
}
static bssl::UniquePtr<X509> MakeTestCert(EVP_PKEY *key) {
bssl::UniquePtr<X509> x509(X509_new());
if (!x509) {
return nullptr;
}
X509_NAME* subject = X509_get_subject_name(x509.get());
if (!X509_gmtime_adj(X509_get_notBefore(x509.get()), 0) ||
!X509_gmtime_adj(X509_get_notAfter(x509.get()), 60 * 60 * 24) ||
!X509_NAME_add_entry_by_txt(subject, "CN", MBSTRING_ASC,
reinterpret_cast<const uint8_t *>("Test"), -1,
-1, 0) ||
!X509_set_issuer_name(x509.get(), subject) ||
!X509_set_pubkey(x509.get(), key) ||
!X509_sign(x509.get(), key, EVP_sha256())) {
return nullptr;
}
return x509;
}
static bool PKCS12CreateVector(std::vector<uint8_t> *out, EVP_PKEY *pkey,
const std::vector<X509 *> &certs) {
bssl::UniquePtr<STACK_OF(X509)> chain(sk_X509_new_null());
if (!chain) {
return false;
}
for (X509 *cert : certs) {
if (!bssl::PushToStack(chain.get(), bssl::UpRef(cert))) {
return false;
}
}
bssl::UniquePtr<PKCS12> p12(PKCS12_create(kPassword, nullptr /* name */, pkey,
nullptr /* cert */, chain.get(), 0,
0, 0, 0, 0));
if (!p12) {
return false;
}
int len = i2d_PKCS12(p12.get(), nullptr);
if (len < 0) {
return false;
}
out->resize(static_cast<size_t>(len));
uint8_t *ptr = out->data();
return i2d_PKCS12(p12.get(), &ptr) == len;
}
static void ExpectPKCS12Parse(bssl::Span<const uint8_t> in,
EVP_PKEY *expect_key, X509 *expect_cert,
const std::vector<X509 *> &expect_ca_certs) {
bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(in.data(), in.size()));
ASSERT_TRUE(bio);
bssl::UniquePtr<PKCS12> p12(d2i_PKCS12_bio(bio.get(), nullptr));
ASSERT_TRUE(p12);
EVP_PKEY *key = nullptr;
X509 *cert = nullptr;
STACK_OF(X509) *ca_certs = nullptr;
ASSERT_TRUE(PKCS12_parse(p12.get(), kPassword, &key, &cert, &ca_certs));
bssl::UniquePtr<EVP_PKEY> delete_key(key);
bssl::UniquePtr<X509> delete_cert(cert);
bssl::UniquePtr<STACK_OF(X509)> delete_ca_certs(ca_certs);
if (expect_key == nullptr) {
EXPECT_FALSE(key);
} else {
ASSERT_TRUE(key);
EXPECT_EQ(1, EVP_PKEY_cmp(key, expect_key));
}
if (expect_cert == nullptr) {
EXPECT_FALSE(cert);
} else {
ASSERT_TRUE(cert);
EXPECT_EQ(0, X509_cmp(cert, expect_cert));
}
ASSERT_EQ(expect_ca_certs.size(), sk_X509_num(ca_certs));
for (size_t i = 0; i < expect_ca_certs.size(); i++) {
EXPECT_EQ(0, X509_cmp(expect_ca_certs[i], sk_X509_value(ca_certs, i)));
}
}
// Test that |PKCS12_parse| returns values in the expected order.
TEST(PKCS12Test, Order) {
bssl::UniquePtr<EVP_PKEY> key1 = MakeTestKey();
ASSERT_TRUE(key1);
bssl::UniquePtr<X509> cert1 = MakeTestCert(key1.get());
ASSERT_TRUE(cert1);
bssl::UniquePtr<X509> cert1b = MakeTestCert(key1.get());
ASSERT_TRUE(cert1b);
bssl::UniquePtr<EVP_PKEY> key2 = MakeTestKey();
ASSERT_TRUE(key2);
bssl::UniquePtr<X509> cert2 = MakeTestCert(key2.get());
ASSERT_TRUE(cert2);
bssl::UniquePtr<EVP_PKEY> key3 = MakeTestKey();
ASSERT_TRUE(key3);
bssl::UniquePtr<X509> cert3 = MakeTestCert(key3.get());
ASSERT_TRUE(cert3);
// PKCS12_parse uses the key to select the main certificate.
std::vector<uint8_t> p12;
ASSERT_TRUE(PKCS12CreateVector(&p12, key1.get(),
{cert1.get(), cert2.get(), cert3.get()}));
ExpectPKCS12Parse(p12, key1.get(), cert1.get(), {cert2.get(), cert3.get()});
ASSERT_TRUE(PKCS12CreateVector(&p12, key1.get(),
{cert3.get(), cert1.get(), cert2.get()}));
ExpectPKCS12Parse(p12, key1.get(), cert1.get(), {cert3.get(), cert2.get()});
ASSERT_TRUE(PKCS12CreateVector(&p12, key1.get(),
{cert2.get(), cert3.get(), cert1.get()}));
ExpectPKCS12Parse(p12, key1.get(), cert1.get(), {cert2.get(), cert3.get()});
// In case of duplicates, the last one is selected. (It is unlikely anything
// depends on which is selected, but we match OpenSSL.)
ASSERT_TRUE(
PKCS12CreateVector(&p12, key1.get(), {cert1.get(), cert1b.get()}));
ExpectPKCS12Parse(p12, key1.get(), cert1b.get(), {cert1.get()});
// If there is no key, all certificates are returned as "CA" certificates.
ASSERT_TRUE(PKCS12CreateVector(&p12, nullptr,
{cert1.get(), cert2.get(), cert3.get()}));
ExpectPKCS12Parse(p12, nullptr, nullptr,
{cert1.get(), cert2.get(), cert3.get()});
// The same happens if there is a key, but it does not match any certificate.
ASSERT_TRUE(PKCS12CreateVector(&p12, key1.get(), {cert2.get(), cert3.get()}));
ExpectPKCS12Parse(p12, key1.get(), nullptr, {cert2.get(), cert3.get()});
}
TEST(PKCS12Test, CreateWithAlias) {
bssl::UniquePtr<EVP_PKEY> key = MakeTestKey();
ASSERT_TRUE(key);
bssl::UniquePtr<X509> cert1 = MakeTestCert(key.get());
ASSERT_TRUE(cert1);
bssl::UniquePtr<X509> cert2 = MakeTestCert(key.get());
ASSERT_TRUE(cert2);
std::string alias = "I'm an alias";
int res = X509_alias_set1(
cert1.get(), reinterpret_cast<const unsigned char *>(alias.data()),
alias.size());
ASSERT_EQ(res, 1);
std::vector<X509 *> certs = {cert1.get(), cert2.get()};
std::vector<uint8_t> der;
ASSERT_TRUE(PKCS12CreateVector(&der, key.get(), certs));
bssl::UniquePtr<BIO> bio(BIO_new_mem_buf(der.data(), der.size()));
ASSERT_TRUE(bio);
bssl::UniquePtr<PKCS12> p12(d2i_PKCS12_bio(bio.get(), nullptr));
ASSERT_TRUE(p12);
EVP_PKEY *parsed_key = nullptr;
X509 *parsed_cert = nullptr;
STACK_OF(X509) *ca_certs = nullptr;
ASSERT_TRUE(
PKCS12_parse(p12.get(), kPassword, &parsed_key, &parsed_cert, &ca_certs));
bssl::UniquePtr<EVP_PKEY> delete_key(parsed_key);
bssl::UniquePtr<X509> delete_cert(parsed_cert);
bssl::UniquePtr<STACK_OF(X509)> delete_ca_certs(ca_certs);
ASSERT_EQ(sk_X509_num(ca_certs), 1UL);
int alias_len = 0;
const unsigned char *parsed_alias =
X509_alias_get0(sk_X509_value(ca_certs, 0), &alias_len);
ASSERT_TRUE(parsed_alias);
ASSERT_EQ(alias,
bssl::BytesAsStringView(bssl::Span(parsed_alias, alias_len)));
}
// PKCS#12 is built on top of PKCS#7, a misdesigned, overgeneralized combinator
// format. One of the features of PKCS#7 is that the content of every
// ContentInfo may be omitted, to indicate that the value is "supplied by other
// means". This is commonly used for "detached signatures", where the signature
// is supplied separately.
//
// This does not make sense in the context of PKCS#12. But because PKCS#7
// combined many unrelated use cases into the same format, so PKCS#12 (and any
// other use of PKCS#7) must account for and reject inputs.
TEST(PKCS12Test, MissingContent) {
{
std::string data = GetTestData("crypto/pkcs8/test/bad1.p12");
bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
ASSERT_TRUE(certs);
EVP_PKEY *key = nullptr;
CBS cbs = bssl::StringAsBytes(data);
EXPECT_FALSE(PKCS12_get_key_and_certs(&key, certs.get(), &cbs, ""));
}
{
std::string data = GetTestData("crypto/pkcs8/test/bad2.p12");
bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
ASSERT_TRUE(certs);
EVP_PKEY *key = nullptr;
CBS cbs = bssl::StringAsBytes(data);
EXPECT_FALSE(PKCS12_get_key_and_certs(&key, certs.get(), &cbs, ""));
}
{
std::string data = GetTestData("crypto/pkcs8/test/bad3.p12");
bssl::UniquePtr<STACK_OF(X509)> certs(sk_X509_new_null());
ASSERT_TRUE(certs);
EVP_PKEY *key = nullptr;
CBS cbs = bssl::StringAsBytes(data);
EXPECT_FALSE(PKCS12_get_key_and_certs(&key, certs.get(), &cbs, ""));
}
}